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Feb. 18, 1930. E. G. BAILEY ET AL RETAINING MEANS FOR FURNACE WALL BLCCKS Filed Nov. 17, 1928 Patehted Feb. 18, 1930 UNITED STATES, PATENT OFFICE" I I EBVIN G. BAILEY, OF EASTOIN' AND RALPH M. HABIDGROVE, OF BETHLEHEM, PI NiT- SYLVANIA, ASSIGNORS' TO FULLER LEHIGH COMPANY, OF FUI ALERTON, IPENNSYL- VANfA, A CORPORATION OF DELAWARE 

